Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.387 5.308/6.206 5.628 ± 0.7882
ea02 1342 1342/1342 1342 ± 0 5.77 5.25/6.545 5.814 ± 0.8687
ea04 1342 1342/1342 1342 ± 0.00003985 5.383 5.033/6.016 5.439 ± 0.7259
ea05 1342 1342/1342 1342 ± 0.00004165 5.633 5.129/6.464 5.752 ± 0.7942
ea06 1342 1342/1342 1342 ± 0.00003029 4.87 4.73/5.473 5.031 ± 0.5893
ea07 1342 1342/1342 1342 ± 0 5.999 5.54/6.153 5.793 ± 0.781
ea08 1342 1342/1342 1342 ± 0 6.196 5.724/6.998 6.24 ± 1.032
ea09 1342 1342/1342 1342 ± 0.00002911 5.076 4.768/5.493 5.051 ± 0.5163
ea10 1342 1342/1342 1342 ± 0 5.802 5.247/6.525 5.754 ± 0.8661
ea11 1342 1342/1342 1342 ± 0 5.832 5.41/6.616 5.913 ± 0.9243
ea12 1342 1342/1342 1342 ± 0.00002028 5.672 5.386/6.547 5.811 ± 0.8649
ea13 1342 1342/1342 1342 ± 0.00004077 5.595 5.478/6.153 5.805 ± 0.6793
ea14 1342 1342/1342 1342 ± 0.00003504 6.724 6.251/7.101 6.232 ± 1.155
ea15 1342 1342/1342 1342 ± 0.00004122 5.584 5.366/6.402 5.754 ± 0.8755
ea16 1342 1342/1342 1342 ± 0.00003524 4.582 4.11/5.283 4.707 ± 0.6241
ea17 1342 1342/1342 1342 ± 0 6.109 5.658/7.168 6.124 ± 1.032
ea18 1342 1342/1342 1342 ± 0 5.047 4.874/5.829 5.207 ± 0.6551
ea19 1342 1342/1342 1342 ± 0.0000393 5.76 5.49/6.738 5.968 ± 0.8384
ea20 1342 1342/1342 1342 ± 0.000005197 5.945 5.85/6.887 6.168 ± 0.9574
ea21 1342 1342/1342 1342 ± 0.00003352 5.64 5.294/6.376 5.716 ± 0.8296
ea22 1342 1342/1342 1342 ± 0.00001429 5.399 5.092/6.442 5.685 ± 0.7741
ea23 1342 1342/1342 1342 ± 0.000002666 5.839 5.428/6.707 5.938 ± 0.9963
ea26 1342 1342/1342 1342 ± 0.00003117 5.508 5.367/6.422 5.755 ± 0.754
ea27 1342 1342/1342 1342 ± 0 5.476 5.232/5.492 5.359 ± 0.2424
ea28 1342 1342/1342 1342 ± 0 5.811 5.506/6.717 5.96 ± 0.9542
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0 5.471 5.215/5.677 5.409 ± 0.3614
5 1342 1342/1342 1342 ± 0 5.394 5.236/5.559 5.349 ± 0.3744
6 1342 1342/1342 1342 ± 0 5.398 5.125/5.496 5.302 ± 0.3729
7 1342 1342/1342 1342 ± 0 5.387 5.113/5.484 5.291 ± 0.3881
8 1342 1342/1342 1342 ± 0 5.327 5.047/5.587 5.281 ± 0.4214
9 1342 1342/1342 1342 ± 0 5.609 5.33/5.817 5.528 ± 0.4201
10 1342 1342/1342 1342 ± 0 6.088 5.908/6.261 5.99 ± 0.444
11 1342 1342/1342 1342 ± 0 6.267 6.054/6.589 6.222 ± 0.4737
12 1342 1342/1342 1342 ± 0 6.528 6.15/6.711 6.39 ± 0.4693
13 1342 1342/1342 1342 ± 0 6.901 6.522/7.166 6.776 ± 0.4873
14 1342 1342/1342 1342 ± 0 7.015 6.872/7.319 6.929 ± 0.5283
15 1342 1342/1342 1342 ± 0 6.591 6.413/6.855 6.496 ± 0.527
16 1342 1342/1342 1342 ± 0.00005591 4.267 4.131/4.444 4.284 ± 0.1972
17 1342 1342/1342 1342 ± 0.00005758 4.251 4.115/4.454 4.294 ± 0.2525
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms flagged by statwt flagging agents
vis
/mnt/condor/execute/dir_225426/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
overwrite_modelcol
False
output_dir
/mnt/condor/execute/dir_225426/working
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2022-03-08 22:07:01.600
End
2022-03-08 23:13:05.127
Duration
1:06:03.527
Note, WebLog generation is not included in the time.

CASA logs for stage 7